Results 121 to 130 of about 1,048,413 (261)

Design and Experimental Demonstration of an Integrated Sensing and Communication System for Vital Sign Detection

open access: yesSensors
The identification of vital signs is becoming increasingly important in various applications, including healthcare monitoring, security, smart homes, and locating entrapped persons after disastrous events, most of which are achieved using continuous-wave
Chi Zhang   +6 more
doaj   +1 more source

Establishment of an MRI‐Based Diagnostic Approach to Identify Critical Pulpal Inflammation Zones in a Rat Caries‐Derived Pulpitis Model

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim To establish a magnetic resonance imaging (MRI)‐based diagnostic approach for identifying ‘critical pulpal inflammation’ zones in a rat model of caries‐derived pulpitis. Methodology Caries‐derived pulpitis was induced in the molars of Sprague–Dawley rats using the caries‐derived pulpitis model.
Kiichi Moriyama   +7 more
wiley   +1 more source

Radar Micro-Doppler Patterns for Drone's Characterisation

open access: yes, 2019
Micro-Doppler patterns of multi-propeller drones measured by radar systems are widely used in the classification of different drones, since the micro-Doppler patterns illustrate the velocity and motion properties of the drones.
Cai, Yefeng (author)
core  

Cyclin‐dependent kinase 13 is indispensable for normal mouse heart development

open access: yesJournal of Anatomy, Volume 246, Issue 4, Page 616-630, April 2025.
Congenital heart disease (CHD) is the most common defect in live births. The role of cyclin‐dependent kinase (CDK13) in cardiogenesis and CHD was studied using a transgenic mouse model (Cdk13tm1b) carrying deletion of exons 3 and 4, causing loss of function.
Qazi Waheed‐Ullah   +8 more
wiley   +1 more source

Processing of CW Doppler images to extract velocity profile [PDF]

open access: yes, 2012
The present work aims to find a good way to automatically trace the velocity profile in vessels shown in continuous wave Doppler spectrograms, replacing the more traditional manual tracing, easy to perform but rich in drawbacks.
Dainese, Clara
core  

Tissue Doppler imaging following paediatric cardiac surgery : early patterns of change and relationship to outcome

open access: yes, 2009
In this study, tissue Doppler imaging (TDI) was used to assess changes in ventricular function following repair of congenital heart defects. The relationship between TDI indices, myocardial injury and clinical outcome was explored.
Peng, E.   +17 more
core   +1 more source

Fracture resistance and behavior of endodontically treated maxillary premolars with varying ferrule heights and post numbers: A laboratory study

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To investigate how varying ferrule heights and the number of glass fiber posts affect fracture resistance and behavior of endodontically treated maxillary first premolars with substantial loss of tooth structure. Materials and Methods Twenty‐four extracted endodontically treated human maxillary first premolars were divided into three ...
Mohammad D. Aljanakh   +5 more
wiley   +1 more source

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